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Table 1 Demographic characteristics and Plasmodium falciparum count of blood donors stratified into districts

From: Evaluating 18s-rRNA LAMP and selective whole genome amplification (sWGA) assay in detecting asymptomatic Plasmodium falciparum infections in blood donors

Demographic variable and parasite count Ada East District (n = 149) Ashaiman Municipal (n = 164) Ayawaso sub-metro (n = 155) Ga South Municipal (n = 140) Ga West Municipal (n = 163)
Age mean ± SD (years) 32.4 ± 9.2 32.0 ± 9.5 29.8 ± 9.2 29.1 ± 8.6 30.1 ± 8.9
Gender
 Male n (%) 124 (83.2) 136 (82.9) 125 (80.6) 108 (77.2) 127 (77.9)
 Female n (%) 25 (16.8) 28 (17.1) 30 (19.4) 32 (22.8) 36 (22.1)
Highest education
 No formal education 7 (4.7) 7 (4.3) 4 (2.6) 8 (5.7) 1 (0.6)
 Junior high schoola 53 (35.6) 57 (34.7) 46 (29.7) 43 (30.7) 48 (29.4)
 Senior high schoolb 49 (32.9) 58 (35.4) 65 (41.9) 57 (40.7) 56 (34.4)
 Tertiary 32 (21.5) 34 (20.7) 37 (23.8) 32 (22.8) 58 (35.6)
 Otherc 8 (5.3) 8 (4.9) 3 (1.9) 0 (0.0) 0 (0.0)
Occupation
 Student 24 (16.1) 29 (17.7) 37 (23.8) 32 (23.8) 25 (15.3)
 Interns 2 (1.4) 2 (1.2) 2 (1.3) 0 (0.0) 2 (1.2)
 Formal workers 20 (13.4) 19 (11.6) 7 (4.5) 12 (8.6) 29 (17.8)
 Informal workersd 70 (47.0) 79 (48.2) 70 (45.2) 66 (47.1) 62 (38.0)
 Trading 26 (17.4) 29 (17.7) 19 (12.3) 19 (13.5) 36 (22.1)
 Security officers 7 (4.7) 1 (0.6) 14 (9.0) 9 (6.4) 9 (5.5)
 Unemployed 0 (0.0) 5 (3.0) 6 (3.9) 2 (1.4) 0 (0.0)
Parasite density (parasites/µL)
 Geometric mean 2311 991 792 2334 1607
 Min–max count 1578–3151 633–1895 505–1005 697–4798 512–4105
  1. aMiddle school education inclusive
  2. bO&A level education inclusive
  3. cOthers include technical/vocational education
  4. dAll informal workers except traders